Provide typology stuff for concepts

git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1120 fd906abe-77d9-0310-91a1-e0d9ade77398

configure.zcml

@@ -237,6 +237,7 @@
   <adapter factory="loops.resource.IndexableResource" />
   
   <adapter factory="loops.type.ConceptType" />
+  <adapter factory="loops.type.ResourceType" />
   <adapter factory="loops.type.LoopsTypeManager" />
   
   <adapter factory="loops.external.NodesLoader" />

helpers.txt

@@ -127,6 +127,24 @@ lazy properties, one should always get a new adapter:
   >>> cc1_type.typeProvider == topic
   True
 
+Now let's have a look at resources.
+
+  >>> from loops.interfaces import IResource
+  >>> from loops.type import ResourceType
+  >>> ztapi.provideAdapter(IResource, IType, ResourceType)
+
+  >>> doc1_type = IType(doc1)
+  >>> doc1_type.title
+  u'Document'
+  >>> doc1_type.token
+  '.loops/resources/document'
+  >>> doc1_type.tokenForSearch
+  'loops:resource:document'
+  
+  >>> img1_type = IType(img1)
+  >>> img1_type.title
+  u'Media Asset'
+
 Can we find out somehow which types are available? This is the time to look
 for a type manager. This could be a utility; but in the loops package it
 is again an adapter, now for the loops root object. Nevertheless one can
@@ -142,7 +160,8 @@ get a type manager from all loops objects, always with the same context:
 
   >>> types = typeManager.types
   >>> sorted(t.token for t in types)
-  ['.loops/concepts/topic', '.loops/concepts/type']
+  ['.loops/concepts/topic', '.loops/concepts/type',
+   '.loops/resources/document', '.loops/resources/mediaasset']
 
   >>> typeManager.getType('.loops/concepts/topic') == cc1_type
   True

type.py

@@ -26,7 +26,8 @@ from zope.app import zapi
 from zope.component import adapts
 from zope.cachedescriptors.property import Lazy
 from cybertools.typology.type import BaseType, TypeManager
-from loops.interfaces import ILoopsObject, IConcept
+from loops.interfaces import ILoopsObject, IConcept, IResource
+from loops.resource import Document, MediaAsset
 
 
 class LoopsType(BaseType):
@@ -71,6 +72,43 @@ class ConceptType(LoopsType):
         return self.context.conceptType
 
 
+class ResourceType(LoopsType):
+
+    adapts(IResource)
+
+    typeTitles = {'MediaAsset': u'Media Asset'}
+
+    @Lazy
+    def title(self):
+        cn = self.className
+        return self.typeTitles.get(cn, unicode(cn))
+
+    @Lazy
+    def token(self):
+        cn = self.className
+        return '/'.join(('.loops/resources', cn.lower(),))
+
+    @Lazy
+    def tokenForSearch(self):
+        cn = self.className
+        return ':'.join(('loops:resource', cn.lower(),))
+
+    @Lazy
+    def className(self):
+        return self.context.__class__.__name__
+
+
+
+class ResourceTypeInfo(ResourceType):
+
+    def __init__(self, cls):
+        self.cls = cls
+
+    @Lazy
+    def className(self):
+        return self.cls.__name__
+
+
 class LoopsTypeManager(TypeManager):
 
     adapts(ILoopsObject)
@@ -88,6 +126,8 @@ class LoopsTypeManager(TypeManager):
         result = to.getChildren([tp])
         if to not in result:
             result.append(to)
-        return tuple(LoopsTypeInfo(c) for c in result)
+        cTypes = [LoopsTypeInfo(c) for c in result]
+        rTypes = [ResourceTypeInfo(cls) for cls in (Document, MediaAsset)]
+        return tuple(cTypes + rTypes)